phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'a9adbd7aa71791016a157dd08d69794a' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a9adbd7aa71791016a157dd08d69794a', -1, 1714324936, 1714324936, '12d99020', -7, 0, 0)

Line : 187
File : sessions.php